body {
  margin: 0;
  background: linear-gradient(180deg, #00326b 0%, #004a9c 45%, #c8d6eb 100%);
  color: var(--opus-text-primary);
}

.planner-container {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto 1fr;
  gap: var(--opus-spacing-sm);
  padding: var(--opus-spacing-sm);
  min-height: 100vh;
  box-sizing: border-box;
  align-items: start;
}

.planner-sidebar {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  justify-content: center;
  align-items: center;
  width: 100%;
  font-family: "Avenir Next", "Avenir", "Gill Sans", "Trebuchet MS", sans-serif;
  margin-bottom: var(--opus-spacing-xs);
}

.planner-sidebar-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border-radius: 6px;
  color: #0a2f5f;
  background: #99B3C5;
  border: 1px solid rgba(10, 47, 95, 0.25);
  text-decoration: none;
  font-size: clamp(0.75rem, 1.1vw, 0.9rem);
  font-weight: 500;
  line-height: 1.2;
  transition: all 0.2s ease;
  text-align: center;
  white-space: nowrap;
}

.planner-sidebar-item:nth-child(4n+1) { background: #99B3C5; }
.planner-sidebar-item:nth-child(4n+2) { background: #FFA1AB; }
.planner-sidebar-item:nth-child(4n+3) { background: #FFC68D; }
.planner-sidebar-item:nth-child(4n+4) { background: #9ADBDE; }

.planner-sidebar-item:hover,
.planner-sidebar-item.active {
  color: #0a2f5f;
  background: #ffffff;
  border-color: rgba(10, 47, 95, 0.5);
  text-decoration: none;
  transform: translateY(-1px);
}

.planner-sidebar a[href="calendar.html"],
.planner-sidebar a[href="/calendar"],
.planner-sidebar a[href="/calendar.html"] {
  display: none !important;
}

.planner-content {
  display: flex;
  flex-direction: column;
  gap: var(--opus-spacing-sm);
}

.planner-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--opus-spacing-md);
  padding: 8px 16px;
  background: var(--opus-bg-white);
  border: 2px solid var(--opus-accent);
  border-radius: var(--opus-border-radius);
  box-shadow: var(--opus-shadow-sm);
}

.planner-header-left {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.planner-header-left h1 {
  margin: 0;
  font-size: 1.4rem;
  color: var(--opus-primary);
  white-space: nowrap;
}

.planner-header-left p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--opus-text-secondary);
  white-space: nowrap;
}

.planner-header-date {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--opus-primary);
}

.planner-main {
  display: flex;
  flex-direction: column;
  gap: var(--opus-spacing-sm);
}

.planner-calendar-embed {
  margin-bottom: var(--opus-spacing-sm);
}

.planner-section {
  background: var(--opus-bg-white);
  border: 2px solid var(--opus-accent);
  border-radius: var(--opus-border-radius);
  padding: var(--opus-spacing-md);
  box-shadow: var(--opus-shadow-sm);
}

.planner-section-header {
  display: flex;
  align-items: center;
  gap: var(--opus-spacing-sm);
  margin-bottom: var(--opus-spacing-md);
}

.planner-section-title {
  margin: 0;
  font-size: 1.2rem;
  color: var(--opus-primary);
}

.planner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--opus-spacing-md);
}

.planner-card {
  background: var(--opus-light-blue);
  border: 2px solid var(--opus-accent);
  border-radius: 999px;
  padding: var(--opus-spacing-md);
  box-shadow: var(--opus-shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.planner-card:nth-child(even) {
  background: var(--opus-accent-light);
}

.planner-card:hover {
  border-color: var(--opus-primary);
  box-shadow: var(--opus-shadow-md);
  transform: translateY(-2px);
}

.planner-card-title {
  margin: 0 0 var(--opus-spacing-xs);
  font-size: 1rem;
  color: var(--opus-primary);
}

.planner-card-content {
  margin: 0;
  color: var(--opus-text-secondary);
  font-size: 0.9rem;
  line-height: 1.4;
}

.link-unstyled {
  text-decoration: none;
  color: inherit;
}

.planner-footer {
  text-align: center;
  color: var(--opus-text-secondary);
  font-size: 0.85rem;
  padding: var(--opus-spacing-md);
}

@media (max-width: 960px) {
  .planner-container {
    grid-template-columns: 1fr;
  }
}